.page-products {
  --idx-w: 196px;
  --seg-gap: 10px;
  display: block;
}

/* ---------- 页首 ---------- */
.page-products .apps-head {
  padding-top: 6px;
}

.page-products .page-head__title {
  max-width: 22ch;
}

.page-products .page-head__lede {
  max-width: 66ch;
}

/* ---------- 主体骨架 ---------- */
.page-products .apps-shell {
  display: block;
  margin-top: clamp(26px, 4vw, 52px);
}

.page-products .apps-main {
  min-width: 0;
}

/* ---------- 左侧章节索引（移动端为横向条） ---------- */
.page-products .apps-index {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 14px 0 10px;
  margin: 0 0 clamp(28px, 5vw, 56px);
}

.page-products .apps-index__title {
  font-family: var(--font-narrow);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lime);
  margin: 0 0 10px;
}

.page-products .apps-index__list {
  display: flex;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0 0 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-products .apps-index__link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 7px 12px;
  border: 1px solid var(--line);
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}

.page-products .apps-index__link:hover,
.page-products .apps-index__link:focus-visible {
  color: var(--ink);
  border-color: var(--lime);
}

.page-products .apps-index__link.is-active {
  color: var(--ink);
  border-color: var(--lime);
  background: rgba(198, 255, 74, 0.08);
}

.page-products .data-index__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--lime);
}

@media (min-width: 1080px) {
  .page-products .apps-shell {
    display: grid;
    grid-template-columns: var(--idx-w) minmax(0, 1fr);
    gap: clamp(32px, 5vw, 72px);
    align-items: start;
  }

  .page-products .apps-index {
    position: sticky;
    top: calc(var(--header-h) + 28px);
    border-top: 1px solid var(--line);
    border-bottom: 0;
    padding: 18px 0 0;
    margin: 0;
  }

  .page-products .apps-index__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding: 0;
  }

  .page-products .apps-index__link {
    padding: 9px 0 9px 16px;
    border: 0;
    font-size: 14px;
    background: none;
  }

  .page-products .apps-index__link::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    width: 3px;
    height: 0;
    background: var(--lime);
    transform: translateY(-50%);
    transition: height var(--t-fast);
  }

  .page-products .apps-index__link.is-active::before {
    height: 20px;
  }

  .page-products .apps-index__link.is-active {
    background: none;
  }
}

/* ---------- 区块 ---------- */
.page-products .apps-section {
  padding: clamp(30px, 4.6vw, 56px) 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-products .apps-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-products .apps-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.2vw, 36px);
  line-height: 1.26;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 12px 0 14px;
  max-width: 22ch;
}

.page-products .apps-subtitle {
  font-family: var(--font-narrow);
  font-size: 14px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lime);
  margin: 28px 0 12px;
}

.page-products .apps-subtitle:first-child {
  margin-top: 0;
}

.page-products .apps-lede {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
  max-width: 64ch;
  margin: 0 0 26px;
}

.page-products .apps-text {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
  max-width: 62ch;
  margin: 0 0 18px;
}

.page-products .apps-link {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid rgba(198, 255, 74, 0.4);
  transition: border-color var(--t-fast), color var(--t-fast);
}

.page-products .apps-link:hover,
.page-products .apps-link:focus-visible {
  color: var(--lime-soft);
  border-bottom-color: var(--lime-soft);
}

.page-products .apps-note {
  margin: 22px 0 0;
  padding: 14px 16px;
  border-left: 3px solid var(--line);
  background: rgba(22, 32, 74, 0.6);
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.page-products .apps-note--lime {
  border-left-color: var(--lime);
  background: rgba(198, 255, 74, 0.07);
  color: var(--ink);
}

.page-products .apps-strip {
  margin: 26px 0 0;
  padding: 18px 20px;
  background: rgba(198, 255, 74, 0.1);
  border: 1px solid rgba(198, 255, 74, 0.35);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 表格 ---------- */
.page-products .apps-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-products .apps-table--overview {
  min-width: 820px;
}

.page-products .apps-table th,
.page-products .apps-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  line-height: 1.7;
}

.page-products .apps-table thead th {
  background: var(--teal);
  color: var(--ink);
  font-family: var(--font-narrow);
  font-size: 13px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  white-space: nowrap;
  border-bottom: 1px solid rgba(243, 246, 252, 0.18);
}

.page-products .apps-table tbody tr:nth-child(odd) {
  background: rgba(22, 32, 74, 0.55);
}

.page-products .apps-table tbody tr:nth-child(even) {
  background: rgba(14, 22, 51, 0.7);
}

.page-products .apps-table tbody th {
  color: var(--lime);
  font-weight: 600;
  white-space: nowrap;
}

.page-products .apps-table td {
  color: var(--muted);
}

.page-products .apps-table .num-col {
  font-family: var(--font-mono);
  text-align: right;
  white-space: nowrap;
  color: var(--ink);
}

.page-products .apps-table--fields tbody th {
  color: var(--ink);
}

/* ---------- 分栏 ---------- */
.page-products .apps-split {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.page-products .apps-split__main {
  min-width: 0;
}

@media (min-width: 940px) {
  .page-products .apps-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

  .page-products .apps-split--flip {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  }
}

/* ---------- 图片容器 ---------- */
.page-products .apps-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  aspect-ratio: auto;
}

.page-products .apps-banner {
  margin: 0 0 28px;
  border: 1px solid var(--line);
  background: var(--panel);
  aspect-ratio: auto;
}

.page-products .apps-figure img,
.page-products .apps-banner img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .apps-banner--users {
  margin-bottom: 30px;
}

/* ---------- 芯片 ---------- */
.page-products .apps-chips {
  margin-bottom: 22px;
}

.page-products .apps-chips .chip {
  cursor: pointer;
  font-family: var(--font-narrow);
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: transparent;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}

.page-products .apps-chips .chip[aria-pressed="true"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--bg);
}

/* ---------- 要点列表 ---------- */
.page-products .apps-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-products .apps-facts li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}

.page-products .apps-facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.78em;
  width: 8px;
  height: 1px;
  background: var(--orange);
}

.page-products .apps-facts strong {
  color: var(--ink);
  font-weight: 600;
}

/* ---------- 三格卡片 ---------- */
.page-products .apps-grid-3 {
  display: grid;
  gap: 18px;
}

@media (min-width: 780px) {
  .page-products .apps-grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .apps-tile {
  border: 1px solid var(--line);
  border-top: 3px solid var(--orange);
  background: var(--panel);
  padding: 20px 18px;
  transition: border-color var(--t-fast), transform var(--t-fast);
}

.page-products .apps-tile:nth-child(2) {
  border-top-color: var(--lime);
}

.page-products .apps-tile:hover {
  border-color: var(--lime);
  transform: translateY(-2px);
}

.page-products .apps-tile__label {
  font-family: var(--font-narrow);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 10px;
}

.page-products .apps-tile__title {
  font-size: 17px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--ink);
  margin: 0 0 10px;
}

.page-products .apps-tile__text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
  margin: 0;
}

/* ---------- 十五分钟分段条 ---------- */
.page-products .seg-bar {
  list-style: none;
  margin: 0 0 30px;
  padding: 0;
  display: grid;
  gap: var(--seg-gap);
}

.page-products .seg {
  position: relative;
  padding: 14px 16px 14px 20px;
  border: 1px solid var(--line);
  background: rgba(12, 58, 63, 0.45);
  cursor: default;
  transition: border-color var(--t-fast), background var(--t-fast);
}

.page-products .seg__time {
  display: block;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-products .seg__line {
  display: block;
  height: 3px;
  margin-top: 10px;
  background: var(--line);
  transition: background var(--t-fast);
}

.page-products .seg__detail {
  display: block;
  max-height: 0;
  overflow: hidden;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
  transition: max-height var(--t-mid), margin var(--t-mid);
}

.page-products .seg:hover,
.page-products .seg:focus-visible,
.page-products .seg:focus-within {
  border-color: var(--lime);
  background: rgba(12, 58, 63, 0.8);
  outline: none;
}

.page-products .seg:hover .seg__line,
.page-products .seg:focus-visible .seg__line,
.page-products .seg:focus-within .seg__line {
  background: var(--lime);
}

.page-products .seg:hover .seg__detail,
.page-products .seg:focus-visible .seg__detail,
.page-products .seg:focus-within .seg__detail {
  max-height: 120px;
  margin-top: 10px;
}

.page-products .seg:focus-visible {
  box-shadow: 0 0 0 2px var(--lime);
  box-shadow: 0 0 0 2px var(--lime);
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

@media (min-width: 900px) {
  .page-products .seg-bar {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-products .seg {
    padding: 16px 14px;
  }

  .page-products .seg__detail {
    max-height: 0;
  }
}

/* ---------- 四步流程 ---------- */
.page-products .flow-row {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-products .flow-step {
  background: var(--bg);
  padding: 22px 20px;
  display: grid;
  gap: 8px;
  transition: background var(--t-fast);
}

.page-products .flow-step:hover {
  background: var(--panel);
}

.page-products .flow-step__num {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--lime);
}

.page-products .flow-step__title {
  font-family: var(--font-narrow);
  font-size: 18px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0;
}

.page-products .flow-step__text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
  margin: 0;
}

@media (min-width: 880px) {
  .page-products .flow-row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 谁在用 ---------- */
.page-products .apps-usecases {
  display: grid;
  gap: 18px;
}

@media (min-width: 780px) {
  .page-products .apps-usecases {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-products .apps-user {
  border: 1px solid var(--line);
  border-top: 3px solid var(--lime);
  background: var(--panel);
  padding: 22px 20px;
  transition: border-color var(--t-fast), transform var(--t-fast);
}

.page-products .apps-user:nth-child(2) {
  border-top-color: var(--orange);
}

.page-products .apps-user:nth-child(3) {
  border-top-color: var(--lime-soft);
}

.page-products .apps-user:hover {
  border-color: var(--lime);
  transform: translateY(-2px);
}

.page-products .apps-user__label {
  font-family: var(--font-narrow);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 10px;
}

.page-products .apps-user__title {
  font-size: 17px;
  line-height: 1.55;
  font-weight: 600;
  color: var(--ink);
  margin: 0 0 10px;
}

.page-products .apps-user__text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
  margin: 0;
}

.page-products .apps-foot-links {
  margin: 28px 0 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--muted);
}

/* ---------- 分区底色 ---------- */
.page-products .apps-section--violet {
  background: var(--violet);
  border-top-color: rgba(243, 246, 252, 0.14);
  padding-inline: clamp(18px, 3.4vw, 44px);
  margin-inline: calc(-1 * clamp(18px, 3.4vw, 44px));
}

.page-products .apps-section--teal {
  background: var(--teal);
  border-top-color: rgba(243, 246, 252, 0.14);
  padding-inline: clamp(18px, 3.4vw, 44px);
  margin-inline: calc(-1 * clamp(18px, 3.4vw, 44px));
}

.page-products .apps-section--violet .apps-title,
.page-products .apps-section--teal .apps-title,
.page-products .apps-section--violet .apps-text,
.page-products .apps-section--teal .apps-text {
  color: var(--ink);
}

/* ---------- 窄屏微调 ---------- */
@media (max-width: 640px) {
  .page-products .apps-title {
    max-width: none;
  }

  .page-products .apps-lede,
  .page-products .apps-text {
    font-size: 15px;
  }

  .page-products .apps-table th,
  .page-products .apps-table td {
    padding: 12px 12px;
  }

  .page-products .flow-step {
    padding: 18px 16px;
  }

  .page-products .seg {
    padding: 12px 14px 12px 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .apps-tile,
  .page-products .apps-user,
  .page-products .seg,
  .page-products .flow-step {
    transition: none;
  }

  .page-products .apps-tile:hover,
  .page-products .apps-user:hover {
    transform: none;
  }
}